Full list of all 15 Sonic Adventure 2 achievements.
The base game contains 12 achievements, and there is 1 DLC pack containing 3 achievements.
Unlock 90 emblems.
Clear all 3 modes in Boss Attack Mode.
Win NO.1 in expert level in kart race.
Win all A RANKs (5 A RANKs) in any one stage in story mode.
Clear LAST part in story mode.
Clear DARK side in story mode.
Clear HERO side in story mode.
Name your Chao for the first time.
Clear stage 1 on either side in story mode.
Raise all 5 properties of any one Chao up to level 10.
Raise a HERO Chao and a DARK Chao with your hero and dark characters respectively.
Win A RANK in all stages in Story Mode.
Play all level 4 stages in Action Race, Treasure Hunter and Shooting Battle.
Beat all your enemies in Super Level in Chao Karate 1P mode.
Unlock all 180 emblems.